Skype and other services that offer voice conversations over the Internet are vulnerable to eavesdropping even though they use both encoding and encryption, according to University of North Carolina researchers.

The pieces of the puzzle began to take shape, and then fall into place, on 17 June last year, when Sergey Ulasen was emailed by a dealer in Tehran about an irritating problem some of his clients were having with their computers…

The Pentagon has concluded that computer sabotage coming from another country can constitute an act of war, a finding that for the first time opens the door for the U.S. to respond using traditional military force.

The reauthorization of the Patriot Act looks like a forgone conclusion. But next month, a bipartisan band of legislators will try to mitigate a different kind of damage done to civil liberties: the government’s warrantless…

Researchers with the U.S. Intelligence Advanced Research Projects Activity want to build a repository of metaphors. You read that right. Not just American/English metaphors mind you but those of Iranian Farsi, Mexican Spanish…

Recent weeks have been exciting for a relatively new kind of currency speculator. In just three weeks, the total value of a unique new digital currency called Bitcoin has jumped four times, to over $40 million. Bitcoin is…

The National Highway Traffic Safety Administration will later this year propose a requirement that all new vehicles contain an event data recorder, known more commonly as a "black box." The device, similar to those found in…

Astronomers have created the most complete 3D map of our local universe, revealing new details about our place in the cosmos. The map shows all visible structures out to about 380 million light-years, which includes about…

If you think you can build the next generation of unmanned flying aircraft, the scientists at the Defense Advanced Research Projects Agency want to hear from you. DARPA and the Space and Naval Warfare Systems Center want "everyone…

For most big news Web sites, about 60 percent of the traffic is homegrown, people who come directly to the site by dint of a bookmark or typing in www.latimes.com or www.huffingtonpost.com. The other critical 40 percent comes…

Massachusetts Institute of Technology researchers are working with 300,000 blind children living in the Indian subcontinent to treat their blindness and learn more about how the brain processes visual information.

Although ambitious, the White House's recently issued International Strategy for Cyberspace could be difficult to deploy as some of its objectives conflict and pose seemingly unbeatable technical challenges, according to several…

Anyone who has spent enough time online has at one point reached a dead end–known in Internet parlance as a 404 page. So what causes them? Web designers are coming up with all kinds of creative and funny answers to give people…

Computer shoppers are used to considering features such as design, processor speed, memory, battery life, and hard-disk size. But there's something else they might want to think about when shopping for computers these days…